Which of the following hormone is a plant growth inhibitor?
S.No. | Plant growth regulator | Function |
1. | Auxin | It initiates root formation in stem cuttings. |
2. | Gibberellin | Promotes elongation of stem and seed germination. |
3. | Abscisic acid | Inhibits the development and maturation of seed. |
4. | Cytokinin | Helps in the production of leaves, chloroplast in leaves, lateral shoot growth and adventitious shoot formation. |